没有javadoc。谁能帮忙解释一下GaiException的“Gai”到底是什么意思？以及“EAI”？https://android.googlesource.com/platform/libcore/+/cff1616012dc0d56c2da9af2b9b1183e76c7e044/luni/src/main/java/libcore/io/GaiException.javahttps://android.googlesource.com/platform/external/okhttp/+/abe10a6415358d66bb0d1ac3145c8909a327a54d/src